| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 06/28/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/28/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/25/19 | CORRESP | Form CORRESP: A correspondence can be sent as a document with another submission type or can be sent as a separate submission. | 4 | |
| 06/10/19 | UPLOAD | Form UPLOAD: SEC-generated letter | 2 | |
| 06/03/19 | SC 13G/A | Form SC 13G/A: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | 5 | |
| 05/23/19 | 8-K | Form 8-K: Current report filing | 4 | |
| 05/20/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |